package com.edu.backend.utils;

/**
 * @Author: yanjunfeng
 * @Description: TODO
 * @Date: Created in 上午9:14 2023/6/12
 * @Modified By:
 */

import io.swagger.annotations.ApiModelProperty;
import lombok.Data;

import java.util.HashMap;
import java.util.Map;

/**
 * 向前端响应数据时，返回hashMap
 * {
 *     msg:"success"
 *     code:0,
 *     data:{
 *         id:0，
 *         user："zangsan"
 *         sex:"男"
 *     }
 * }
 */
@Data
public class R  {
    @ApiModelProperty(value = "返回码")
    private Integer code;
    @ApiModelProperty(value = "返回消息")
    private String message;

    @ApiModelProperty(value = "返回数据")
    private Map<String, Object> data = new HashMap<>();

    private R() {
    }

    public static R ok() {
        R r = new R();
        r.setCode(ResultCode.SUCCESS);
        r.setMessage("成功");
        return r;
    }

    public static R error() {
        R r = new R();
        r.setCode(ResultCode.ERROR);
        r.setMessage("失败");
        return r;
    }

    public R message(String message) {
        this.setMessage(message);
        return this;
    }

    public R code(Integer code) {
        this.setCode(code);
        return this;
    }

    public R data(String key, Object value) {
        this.data.put(key, value);
        return this;
    }

    public R data(Map<String, Object> map) {
        this.setData(map);
        return this;
    }


}
